Home / 79,210.26-109,282.82-45,194.19

Finding the Fourth Proportional to 79,210.26, 109,282.82 and 45,194.19

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Solution

The fourth proportional to 79,210.26, 109,282.82 and 45,194.19 is: 62,352.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,210.26 : 109,282.82 = 45,194.19 : x
  2. Step 2: Convert to fraction form
    79,210.26/109,282.82 = 45,194.19/x
  3. Step 3: Cross multiply
    79,210.26x = 109,282.82 × 45,194.19
  4. Step 4: Simplify right side
    79,210.26x = 4,938,948,304.84
  5. Step 5: Solve for x
    x = 4,938,948,304.84/79,210.26
  6. Step 6: Final answer
    x = 62,352.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.